54. Suppose that a tennis tournament has 64 players. In how many ways can the 64 players be paired to play in the first round? Assume that each player can play any other player without regard to seeding.​

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?

As a self-employed seamstress, you know that it takes 7 yards of material to make 3 jackets. you bought 15 yards of material to make 7 jackets. did you buy enough material? if not, how much were you over or under?